End of the Chapter
The object of this page is to review some subjects. Each blue phrase is a reference to the web page which contains the data for the topic.
- Data type.
- Primitive data types vs. objects.
- Picture of a String object.
- The two steps of an assignment operator.
- Definition of object reference.
- What each type of variable contains, and how each type is used.
- Garbage and garbage collection.
- Assigning a new value to a reference variable.
- The == operator and reference variables.
- Two references to one object.
- String literals.
- equals() method.
The next chapter continues the discussion of objects and classes.
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